Bubbles War

Bubbles War is a simple but amusing game. It’s very easy to operate and has simple rules. Each time play will give us a new feeling.
You must make all drops disappear on the interface players can enter the next level.
Tip: If you add a one-level drop to a four-level drop, which can cause to burst four splashing drops and splash to four directions., and each drop met by splashing drop will be upgraded, and so on.
To start the game with limited drops (times touch opportunities). When all the touch opportunities were run out of, there’s still has drops in interface, which means game is over.